<template>
    <div>
        <!-- 标签或分类名 -->
        <div class="banner" :style="cover">
            <h1 class="banner-title animated fadeInDown">{{ title }} - {{ name }}</h1>
        </div>
        <div class="article-list-wrapper">
            <v-row>
                <v-col md="4" cols="12" v-for="item of articleList" :key="item.id">
                    <!-- 文章 -->
                    <v-card class="animated zoomIn article-item-card">
                        <div class="article-item-cover">
                            <router-link :to="'/articles/' + item.id">
                                <!-- 缩略图 -->
                                <v-img class="on-hover" width="100%" height="100%" :src="item.articleCover"/>
                            </router-link>
                        </div>
                        <div class="article-item-info">
                            <!-- 文章标题 -->
                            <div>
                                <router-link :to="'/articles/' + item.id">
                                    {{ item.articleTitle }}
                                </router-link>
                            </div>
                            <div style="margin-top:0.375rem">
                                <!-- 发表时间 -->
                                <v-icon size="20">mdi-clock-outline</v-icon>
                                {{ item.createTime | date }}
                                <!-- 文章分类 -->
                                <router-link :to="'/categories/' + item.categoryId" class="float-right">
                                    <v-icon>mdi-bookmark</v-icon>
                                    {{ item.categoryName }}
                                </router-link>
                            </div>
                        </div>
                        <!-- 分割线 -->
                        <v-divider></v-divider>
                        <!-- 文章标签 -->
                        <div class="tag-wrapper">
                            <router-link :to="'/tags/' + tag.id" class="tag-btn" v-for="tag of item.tagDTOList" :key="tag.id">
                                {{ tag.tagName }}
                            </router-link>
                        </div>
                    </v-card>
                </v-col>
            </v-row>
            <!-- 无限加载 -->
            <infinite-loading @infinite="infiniteHandler">
                <div slot="no-results"/>
                <div slot="no-more"/>
            </infinite-loading>
        </div>
    </div>
</template>

<script>
export default {
    created() {
        const path = this.$route.path;
        if (path.indexOf("/categories") != -1) {
            this.title = "分类";
        } else {
            this.title = "标签";
        }
    },
    data: function () {
        return {
            current: 1,
            size: 10,
            articleList: [],
            name: "",
            title: ""
        };
    },
    methods: {
        infiniteHandler($state) {
            this.axios
                .get("/api/articles/condition", {
                    params: {
                        categoryId: this.$route.params.categoryId,
                        tagId: this.$route.params.tagId,
                        current: this.current
                    }
                })
                .then(({data}) => {
                    if (data.data.name) {
                        this.name = data.data.name;
                        document.title = this.title + " - " + this.name;
                    }
                    if (data.data.articlePreviewDTOList.length) {
                        this.current++;
                        this.articleList.push(...data.data.articlePreviewDTOList);
                        $state.loaded();
                    } else {
                        $state.complete();
                    }
                });
        }
    },
    computed: {
        cover() {
            var cover = "";
            this.$store.state.blogInfo.pageList.forEach(item => {
                if (item.pageLabel == "articleList") {
                    cover = item.pageCover;
                }
            });
            return "background: url(" + cover + ") center center / cover no-repeat";
        }
    }
};
</script>

<style scoped>
@media (min-width: 760px) {
    .article-list-wrapper {
        max-width: 1106px;
        margin: 370px auto 1rem auto;
    }

    .article-item-card:hover {
        transition: all 0.3s;
        box-shadow: 0 4px 12px 12px rgba(7, 17, 27, 0.15);
    }

    .article-item-card:not(:hover) {
        transition: all 0.3s;
    }

    .article-item-card:hover .on-hover {
        transition: all 0.6s;
        transform: scale(1.1);
    }

    .article-item-card:not(:hover) .on-hover {
        transition: all 0.6s;
    }

    .article-item-info {
        line-height: 1.7;
        padding: 15px 15px 12px 18px;
        font-size: 15px;
    }
}

@media (max-width: 759px) {
    .article-list-wrapper {
        margin-top: 230px;
        padding: 0 12px;
    }

    .article-item-info {
        line-height: 1.7;
        padding: 15px 15px 12px 18px;
    }
}

.article-item-card {
    border-radius: 8px !important;
    box-shadow: 0 4px 8px 6px rgba(7, 17, 27, 0.06);
}

.article-item-card a {
    transition: all 0.3s;
}

.article-item-cover {
    height: 220px;
    overflow: hidden;
}

.article-item-card a:hover {
    color: #8e8cd8;
}

.tag-wrapper {
    padding: 10px 15px 10px 18px;
}

.tag-wrapper a {
    color: #fff !important;
}

.tag-btn {
    display: inline-block;
    font-size: 0.725rem;
    line-height: 22px;
    height: 22px;
    border-radius: 10px;
    padding: 0 12px !important;
    background: linear-gradient(to right, #bf4643 0%, #6c9d8f 100%);
    opacity: 0.6;
    margin-right: 0.5rem;
}
</style>
